Knife



FIG. 1 is a front-side elevational view of the knife showing my new design;

FIG. 2 is a rear-side elevational view thereof;

FIG. 3 is a front-end perspective view thereof;

FIG. 4 is a rear-end perspective view thereof;

FIG. 5 is a side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a knife, as shown and described. 